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29 * @(#)disklabel.h 8.2 (Berkeley) 7/10/94
33 #ifndef _SYS_DISKPC98_H_
34 #define _SYS_DISKPC98_H_
36 #include <sys/ioccom.h>
38 #define DOSBBSECTOR 0 /* DOS boot block relative sector number */
42 #define DOSPARTSIZE 32
45 #define DOSMAGICOFFSET 510
46 #define DOSMAGIC 0xAA55
48 #define PC98_MID_BOOTABLE 0x80
49 #define PC98_MID_MASK 0x7f
50 #define PC98_MID_386BSD 0x14
52 #define PC98_SID_ACTIVE 0x80
53 #define PC98_SID_MASK 0x7f
54 #define PC98_SID_386BSD 0x44
56 #define DOSMID_386BSD (PC98_MID_386BSD | PC98_MID_BOOTABLE)
57 #define DOSSID_386BSD (PC98_SID_386BSD | PC98_SID_ACTIVE)
59 #define DOSPTYP_386BSD (DOSSID_386BSD << 8 | DOSMID_386BSD)
61 struct pc98_partition {
64 unsigned char dp_dum1;
65 unsigned char dp_dum2;
66 unsigned char dp_ipl_sct;
67 unsigned char dp_ipl_head;
68 unsigned short dp_ipl_cyl;
69 unsigned char dp_ssect; /* starting sector */
70 unsigned char dp_shd; /* starting head */
71 unsigned short dp_scyl; /* starting cylinder */
72 unsigned char dp_esect; /* end sector */
73 unsigned char dp_ehd; /* end head */
74 unsigned short dp_ecyl; /* end cylinder */
75 unsigned char dp_name[16];
78 CTASSERT(sizeof (struct pc98_partition) == DOSPARTSIZE);
81 void pc98_partition_dec(void const *pp, struct pc98_partition *d);
82 void pc98_partition_enc(void *pp, struct pc98_partition *d);
84 #define DIOCSPC98 _IOW('M', 129, u_char[8192])
86 #endif /* !_SYS_DISKPC98_H_ */